Changed example to use peeking

uart/main.cpp

@@ -21,8 +21,20 @@ void newUartUsage()
 	while (true) {
 		uint8_t received = 0;
 
-		if (serial1.rxByte(received))
+		while (!serial1.peek(received))
+			;
+
+		{
+			serial1 << F("Peeked: ");
 			serial1.txByte(received);
+			serial1 << F("\r\n");
+		}
+
+		if (serial1.rxByte(received)) {
+			serial1 << F("Received: ");
+			serial1.txByte(received);
+			serial1 << F("\r\n");
+		}
 	}
 
 	_delay_ms(1000);